问题

Our teacher told us that there ______ no end to learning.
A:was
B:is
C:has
D:had
B:is
C:has
D:had
正确答案是:
同类题型
_______ is celebrated on September 10th.
Here _______ two nice photos of my family.
p our world a clean tidy home, wemust not throw wastes ________
(题文)(2015·陕西) ____________ the delayed flight will take off depends much on the weather.
1— Myfather has bought me the newest MP5. He paid 1000 yuan forit. —_______________.